. >> red sox and yankees usually don't like each other. >>> it is 5:25. well, we have a close-up look now at the bombs that went off at the boston marathon. >> just what was put inside a pressure cooker that made the explosives so lethal? coming up. >>> and a 12-year-old boy is recovering after being hurt in that bombing. we have an overnight update from his mother coming up next. >> the brand-new exploratorium opening with a bang. the special quickoff from a bay area rock star. ,,,, ♪ male narrator: there's something positive being generated in california. when ordinary energy is put in the hands of extraordinary people, amazing things happen. the kind of things that drive us to do more, to go further, to be better. we're dedicated to being a company you can count on, because you've always been customers we believe in. your energy plus ours. together, there's no limit to what we can achieve. >>> what once seemed to be something we watched in a distance or on television. >> hundreds gathered to remember the boston marathon victims. >> try to make a sad